You waste much time______pig flu.on the internet..
—I’d like some more cheese.—sorry, there’s left.
I was fortunate to pick up a wallet on the ground on the way home, but unfortunately for me, I found my color TV set when I got home.
In order to find the missing child, villagers all they can over the past five hours.
The head of the company promised to deal with matters of this sort he returned to his office.
We can never expect bluer sky unless we create less polluted world.